86 lines
1.3 KiB
ReStructuredText
86 lines
1.3 KiB
ReStructuredText
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.. -*- coding: utf-8; mode: rst -*-
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.. _VIDEO_SET_SPU:
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=============
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VIDEO_SET_SPU
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=============
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Name
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----
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VIDEO_SET_SPU
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.. attention:: This ioctl is deprecated.
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Synopsis
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--------
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.. c:function:: int ioctl(fd, VIDEO_SET_SPU , struct video_spu *spu)
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:name: VIDEO_SET_SPU
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Arguments
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---------
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.. flat-table::
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:header-rows: 0
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:stub-columns: 0
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- .. row 1
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- int fd
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- File descriptor returned by a previous call to open().
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- .. row 2
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- int request
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- Equals VIDEO_SET_SPU for this command.
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- .. row 3
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- video_spu_t \*spu
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- SPU decoding (de)activation and subid setting according to section
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??.
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Description
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-----------
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This ioctl activates or deactivates SPU decoding in a DVD input stream.
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It can only be used, if the driver is able to handle a DVD stream.
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.. c:type:: struct video_spu
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.. code-block:: c
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typedef struct video_spu {
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int active;
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int stream_id;
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} video_spu_t;
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Return Value
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------------
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On success 0 is returned, on error -1 and the ``errno`` variable is set
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appropriately. The generic error codes are described at the
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:ref:`Generic Error Codes <gen-errors>` chapter.
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.. flat-table::
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:header-rows: 0
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:stub-columns: 0
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- .. row 1
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- ``EINVAL``
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- input is not a valid spu setting or driver cannot handle SPU.
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